68480552

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{20047}}^1$

素因数の和:20121

約数の個数: 32

約数和(自身を含む): 149157120

約数和(自身を除く): 80676568

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 20047, 40094, 80188, 140329, 160376, 280658, 561316, 1122632, 1222867, 2445734, 4891468, 8560069, 9782936, 17120138, 34240276, 68480552]

約数ペア:

[(1, 68480552), (2, 34240276), (4, 17120138), (7, 9782936), (8, 8560069), (14, 4891468), (28, 2445734), (56, 1222867), (61, 1122632), (122, 561316), (244, 280658), (427, 160376), (488, 140329), (854, 80188), (1708, 40094), (3416, 20047)]